The "Enhanced" Employer Self-Service portal will allow the Employer to udpate Employer information, view Employer accounts, submit work reports and payments, view previously submitted reports, view/download related documents and will provide a new method to upload a work report (upon request).

If you are an “existing” ESS user, effective 11/30/2018, your username and password will not work with the new web application. The Benefit Funds Office will send you a letter in the mail with your username. You are responsible to send an email to office@local4funds.org and provide this username to request a password. A secure email will be sent to you with your password or you will receive a call.

If you are a “new” employer, the Benefit Funds Office will send you a letter in the mail with your username. You are responsible to send an email to office@local4funds.org and provide this username to request a password. A secure email will be sent to you with your password or you will receive a call.

Remittance Address:

International Union of Operating Engineers, Local 4 Health, Welfare, Pension and Annuity Funds,

16 Trotter Drive, P.O. Box 680, Medway, MA 02053-0680

Phone: 508-533-1400 | Fax: 508-533-1404

Message Board:

Reports and Payments:

Reports and payment are due by the 19th of each month, covering payroll periods ending in the previous month. Contributions are required for all employees performing work of a nature covered by the Agreement, for all members of Local 4, including owner operators. Further, contributions are due to total payroll hours, including overtime and paid holidays. Payments not received at the Funds Office by the 19th of the month will be assessed interest at the rate of 1% of the total amount due for each month the payment is delinquent.

If you generate your own remittance reports that contain a Social Security Number or seek to fax any document that contains an employee’s Social Security Number, please ensure that you fax those documents to the following secure number at the Funds’ Office: 508-533-1404.

Zero Hours in a Work Month:

If you have zero hours in a work month, you must still report via the ESS system or your account will be considered delinquent for that month. You may email us at office@local4funds.org to let us know you have filed online if you seek confirmation of receipt.

Massachusetts Sick Leave Law:

Working dues for payroll hours resulting from the new Massachusetts Sick Leave Law are to be paid at the usual rate of 1.75% of the total wage and benefit package.